39   friend class G1CollectedHeap;

    39   friend class G1CollectedHeap;

    40 

    40 

    41   double _vtime_start;  // Initial virtual time.

    41   double _vtime_start;  // Initial virtual time.

    42   double _vtime_accum;  // Accumulated virtual time.

    42   double _vtime_accum;  // Accumulated virtual time.

    43   uint _worker_id;

    43   uint _worker_id;

    45 

    44 

    46   bool _active;

    45   bool _active;

    47   Monitor* _monitor;

    46   Monitor* _monitor;

    48   G1ConcurrentRefine* _cr;

    47   G1ConcurrentRefine* _cr;

    49 

    48